
Highlights
Age Groups Seen
- Adults
- Geriatrics
Languages
- Spanish
- Greek
- English
Gender
FemaleLocations
- Mass General Brigham Cancer Institute Medical Oncology Clinic
- 2014 Washington Street, Newton, MA 02462
- Get Directions
- phone: 617-219-1230
- fax: 617-831-7350
- Mass General Brigham Cancer Institute Medical Oncology Clinic
- 102 Endicott Street, Cancer Center Lower Level, Danvers, MA 01923
- Get Directions
- phone: 978-882-6060
- fax: 978-882-6070
Expertise
Education
- Fellowship: Yale-New Haven Hospital/Medical Center, Hematology/Oncology, 2014
- Residency: Yale New Haven Hospital, Internal Medicine, 2011
- Medical Education: New York Medical College, 2007
Board Certifications
- Hematology: American Board of Internal Medicine, 2015
- Medical Oncology: American Board of Internal Medicine, 2014
Insurance
- Aetna
- Beech Street
- Blue Cross Blue Shield
- Blue Cross Blue Shield Medicare
- Cigna
- Commonwealth Care Alliance
- ConnectiCare
- Coventry
- Fallon Health
- Harvard Pilgrim Health Care
- Health New England
- Humana
- Maine Community Health Options
- Mass General Brigham Health Plan
- MassHealth
- Medicaid CT
- Medicaid ME
- Medicaid NH
- Medicaid RI
- Medicare
- Medicare ACO
- Multiplan
- Senior Whole Health
- TriCare
- Tufts Health Plan
- Tufts Medicare Preferred
- Tufts Public Health Plan
- United Health Care
- Wellpoint
- WellSense
Ratings & Reviews
4.9 out of 5
276 ratings, 122 reviewsThe Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
- Reviewed on 2/8/2026
I have been visiting with this provider for about three years and have been very pleased with each visit
- Reviewed on 2/8/2026
Dr. K is a good listener who puts patients at ease. She is very thorough in explaining treatment plan.She is a compassionate caregiver!
- Reviewed on 2/5/2026
She is excellent
- Reviewed on 2/5/2026
Dr. Kournioti is such a nice doctor and I have really good communication and relationship with her. Very caring and committed to her patients.
- Reviewed on 2/1/2026
Everyone is exceptional. We had no problems with anyone.
- Reviewed on 1/30/2026
My experience with this provider, she was very informative, told me what was going to happen, what was going to go on, so I felt very comfortable in the office and very satisfied when I left.
- Reviewed on 1/22/2026
Dr Kournioti was very knowledgeable and thoroughly reviewed my situation. She took time to address my concerns
- Reviewed on 1/21/2026
Extremely impressed with the entire cancer panel I met with and the attention they paid to my specific situation. It made me very comfortable and eliminated a lot of the uncertainty around treatment options.
- Reviewed on 1/19/2026
Dr. Kournioti is Always Great. She knew what else has been going on with my health besides my Cancer treatment. I had a few questions which she answered without hesitation. A Great Doctor. Helps me a lot.
- Reviewed on 1/18/2026
Excellent experience. Way beyond my expectations
- Reviewed on 1/14/2026
Dr. Kournioti is an amazing and compassionate Dr and human being. The moment we met her we knew we were in great hands and she would help us get healthier.
- Reviewed on 1/14/2026
Lucky to be here for treatment. Caregivers are knowledgeable and caring.
- Reviewed on 1/14/2026
Explains in a calm, clear manner. Is happy to answer any questions I might have.
- Reviewed on 1/13/2026
This doctor is just wonderful - it's too bad you cannot clone her.
- Reviewed on 1/12/2026
My Doctor I have for my visits is fantastic.
- Reviewed on 1/12/2026
It was very good.
- Reviewed on 1/10/2026
Dr. Kournioti is a fabulous Oncologist. She explains results of all tests that are easy to understand, listens to my questions and provides appropriate suggestions for any issues. She is a wonder, and I am fortunate to be in her care.
- Reviewed on 1/8/2026
This was an excellent experience. Dr. Kournioti is wonderful. Totally professional, very caring, a great listener and communicator. Very special!!!
- Reviewed on 1/14/2026
great
- Reviewed on 1/6/2026
She is very caring. The bloodwork etc is carefully explained.
- Reviewed on 1/4/2026
Very thorough and compassionate
- Reviewed on 1/4/2026
Good and caring doctor that you can trust.
- Reviewed on 1/4/2026
She is very thorough and very good at communicating.
- Reviewed on 12/27/2025
I saw a team of three doctors. They worked very well together as a team. The information was clear. They communicated compassion very well.
- Reviewed on 12/24/2025
I felt very at ease. She was accurate, kind, thoughtful. She was top-notch.
- Reviewed on 12/16/2025
Dr. Kournioti is the exemplar of all that a doctor can and should be- smart, knowledgeable, precise, kind, funny, receptive, perceptive, and incisive. she is Amazing!!@!! Every time- all the time. We are so lucky to have her as our oncologist. Sincerely, [redacted]
- Reviewed on 12/8/2025
Dr. K was very helpful; [redacted]
- Reviewed on 12/1/2025
My care was beyond the best care, so nice and caring
- Reviewed on 11/28/2025
I have on a regular scheduale been seeing the MD for several years and she has been excellent!
- Reviewed on 11/28/2025
The care provider was excellent. She listened to my concerns. She provided very thoughtful feedback and I would highly recommend her.
- Reviewed on 11/27/2025
The Dr made me feel comfortable. She is knowledgeable and personable.
- Reviewed on 11/19/2025
The best
- Reviewed on 11/21/2025
I have the utmost confidence in the care I receive from Dr. K. In addition to being competent, she is caring and kind. She is just the best.
- Reviewed on 11/17/2025
Excellent care
- Reviewed on 11/16/2025
Went well
- Reviewed on 11/12/2025
Always a positive experience
- Reviewed on 11/10/2025
I'm always satisfied with my MGH-Waltham experiences.
- Reviewed on 11/9/2025
Kind, knowledgeable and reassuring.
- Reviewed on 11/7/2025
Best place to go for medical treatment
- Reviewed on 11/7/2025
superb
- Reviewed on 11/7/2025
Dr. Kournioti is an excellent doctor. I'm very happy with her. I've seen her many times and look forward to seeing her in the future.
- Reviewed on 11/5/2025
The experience is always delightful!
- Reviewed on 11/1/2025
She is a very caring person and explained everything to me I was very happy with her you're very lucky to have such a great doctor at your office Hospital I would highly recommend her to any family member or friend they would be comfortable with her would be in good care
- Reviewed on 10/29/2025
Knowledgeable, friendly, perfect.
- Reviewed on 10/26/2025
Everything went well
- Reviewed on 10/22/2025
Outstanding medical care.
- Reviewed on 10/21/2025
I was impressed with this care provider. She made sure that I understood everything that she told me and always asked if I had any questions.
- Reviewed on 10/16/2025
I am honored to get to work with this amazing and knowledge doctor And her staff
- Reviewed on 10/12/2025
Dr. K is a careful listener and replies with compassion and understanding. She is upbeat and I always enjoy meeting with her.
- Reviewed on 10/10/2025
I was very pleased to see Dr Kournioti For my yearly visit. She is is such a wonderful doctor. I felt very privileged to have her over the past several years.
- Reviewed on 10/9/2025
Dr. Kournioti is extremely professional, very caring and understanding. She explains things in a way that she's not talking down to you, but she's not using jargon and medical terminology that one does not understand. She's got a great sense of humor and she's a very thorough, wonderful doctor.
- Reviewed on 10/7/2025
I am well provided for.
- Reviewed on 10/5/2025
My husband had labs an hour before appt, due to staff shortages wasn't received for 3 hours. So ready couldn't discuss. Next appt we will go to local MGHBW for labs day before so that the Dr will have it to review.
- Reviewed on 9/26/2025
Doctor K was terrific in explaining the progress of my recovery and what to expect in the future. Great communication skills!
- Reviewed on 9/26/2025
Very fortunate to have first class cancer care on my backyard.
- Reviewed on 9/24/2025
I find everyone very warm and welcoming. Also, very cheerful.
- Reviewed on 10/1/2025
Responsive to my concerns. Clear explanation of all my treatment options.
- Reviewed on 9/22/2025
This care provider was very knowledgeable and explained things very well.
- Reviewed on 9/17/2025
Ongoing terrific care
- Reviewed on 9/17/2025
She is great,keeps me posted on all my problems.
- Reviewed on 9/17/2025
She is great
- Reviewed on 9/8/2025
Just a fantastic Job overall
- Reviewed on 9/4/2025
Dr K was very personable, patient, caring and informative. She is on my all star team.
- Reviewed on 9/4/2025
I met with doctors Chryssanthi Kournioti, [redacted] & [redacted]. They were all fantastic! Each doctor was well versed on my situation and they informed me of my treatment options. All three had a wonderful bedside manner and I left the meeting clear headed with the types of treatment available to me! The meeting was better than I could've hoped for!
- Reviewed on 9/4/2025
Dr. K is a good and knowledgeable doctor.
- Reviewed on 9/3/2025
Dr. K. is always able to explain complex subjects so that I understand what's involved, whether we're discussing lab/test results, disease progression or a plan of treatment. She's made all the difference as I navigate late stage illness.
- Reviewed on 8/29/2025
Dr. Kournioti has been my oncologist for 7 years and knows me very well. She responds to my anxiety, questions, and concerns with a combination of compassion and honesty. My initial diagnosis was troubling and I needed significant treatment. I could always count on Dr. K to provide honest answers and acknowledge my anxiety with compassion. I'm that patient who needs to know what every data point means, and Dr. K always took the time to explain it all to me. She got me through a cancer diagnosis and extensive treatment, both physically and emotionally. I will be forever grateful that she was my doctor for the last seven years.
- Reviewed on 8/27/2025
She us caring, professional and very warm and approachable.
- Reviewed on 8/25/2025
Excellent doctor!!!
- Reviewed on 8/22/2025
Dr. Kournioti has been my physician for years. [redacted] She's been extremely professional. [redacted]
- Reviewed on 8/20/2025
Best oncologist
- Reviewed on 8/18/2025
Hold on. The provider was very smart and attentive, explained knowledge and respects our family and came to check on us when I had questions before we did an infusion, which I really appreciated.
- Reviewed on 8/14/2025
Wonderful and knowledgeable doctor who spent as much time with us as we needed
- Reviewed on 8/13/2025
DR K. Is a brilliant doctor. Great bedside manner. Answers all my questions and concerns. Look at my blood pressure to see how comfortable I am with Dr K.
- Reviewed on 8/13/2025
Dr. "k" always greets with a smile and she seems like an old friend.
- Reviewed on 8/14/2025
My overall experience with Dr. Kournioti was just wonderful. She listened and she explained and everybody on her team was exceptional. I really felt comfortable and calm and like I was the only one they were focused on. I had all their attention. They were courteous, respectful. It couldn't have been better. how I was treated. Thank you.
- Reviewed on 8/11/2025
This was an excellent visit. A follow-up for my radiation treatment. The doctor was outstanding as was the staff.
- Reviewed on 8/10/2025
All of those that I saw at the appointment were really professional and interested in my concerns.
- Reviewed on 8/9/2025
Dr. Kournioti is wonderful. Skilled, personable, and genuinely interested in helping me. I'd heartily recommend her to anyone. Staff at the Center are the best.
- Reviewed on 8/7/2025
I think Dr. Kournioti is a consummate professional.
- Reviewed on 8/6/2025
They were all courteous, very friendly and knowledgeable.
- Reviewed on 8/3/2025
Everyone was great
- Reviewed on 8/3/2025
The lab results were timely and very clearly presented. Dr. Kournioti carefully listened to my questions and concerns. She explained each of the lab findings and what was the significance of each key result.
- Reviewed on 7/24/2025
Dr. Chryssanthi S Kournioti has been my care provider for almost 10 years. She has been an excellent provider. She listens, explains and offers advice in a very caring and compassionate manner. I find her honest, trustworthy and supportive in my care. I am very grateful that Dr. Kournioti to accompany me on my journey with cancer. My cancer has been cured!!! Thank you Dr. Kournioti!
- Reviewed on 7/23/2025
Dr. K is the best!
- Reviewed on 7/23/2025
Everything went as expected. Great experience.
- Reviewed on 7/23/2025
Received great care.
- Reviewed on 7/23/2025
Excellent care. Using the virtual visit platform is very convenient.
- Reviewed on 7/14/2025
warm and compassionate
- Reviewed on 7/3/2025
Dr Kournioti is the best, excellent
- Reviewed on 7/12/2025
Felt extremely confident the drs have given us a good option.
- Reviewed on 7/2/2025
They were very courteous and knowledgeable
- Reviewed on 6/30/2025
She's always caring and compassionate. She listens. She communicates information to patients other care providers
- Reviewed on 6/29/2025
She is very professional yet she exhibits real care for your condition.
- Reviewed on 6/26/2025
Dr. Kournioti is the best. She is always upbeat, engaged in my care, and knowledgeable. I have great confidence in her skills and trust her judgment completely. She makes me feel welcome and treat me like someone she knows and likes.
- Reviewed on 6/23/2025
Chryssanthi does not see her daily activities as merely responsibilities and tasks. Her "work" is a vocation and her combination of empathy and critical, clinical care is a gift to her patients. I have been in combat with cancer for nearly thirty years. In all of that time I have never worked with anyone who affords me a sense of security and trust nearly mitigating any anxiety or doubt. She is amazing!
- Reviewed on 6/19/2025
She is always willing to answer all of my questions and explains things so I can understand.
- Reviewed on 6/19/2025
Everything was perfect except parking
- Reviewed on 6/18/2025
Good medical care.
- Reviewed on 6/15/2025
Dr. Was very helpful in explaining and she is very knowledgeable
- Reviewed on 6/11/2025
Everyone was very professional and treated me with respect.
- Reviewed on 6/9/2025
The doctor is very empathetic and listens closely to what I say. She is very down to earth and truly cares about my well being.
- Reviewed on 6/4/2025
Dr. Kournioti was direct and down-to-earth. She translated medical jargon. She had an engaging, human presence.
- Reviewed on 6/5/2025
She was sympathetic and responded to my questions knowledgeably.
- Reviewed on 6/5/2025
Extremely Caring as well as Extremely Professional
- Reviewed on 5/28/2025
Dr. Kournioti is always so professional and cheerful!
- Reviewed on 5/29/2025
She was excellent, very extremely knowledgeable, empathetic and helpful in all of my needs.
- Reviewed on 5/24/2025
My experience with the provide was fine. [redacted]
- Reviewed on 5/15/2025
Dr. Kournioti is really exceptional. She knows my medical history. She's very caring, yet very professional. I just really highly recommend her and I feel much more confident about my treatment for prostate cancer because she's been there in the picture from the very first.
- Reviewed on 5/13/2025
Excellent experience every visit! Kind, caring and very friendly. Always puts me at ease
- Reviewed on 5/8/2025
Dr. Kournioti and her team have given me the most excellent care. They've cared for my body and helped make sure that I am in the best shape possible for my cancer not to return. And they also took care of my spirit. And that made it in a difficult time be something that I had great faith in their care and great courage because of the good hands I was in.
- Reviewed on 5/7/2025
The doctor was receptive to having my son and daughter with me at this meeting
- Reviewed on 5/3/2025
It is always a pleasure!
- Reviewed on 5/2/2025
Dr. Kournioti is the best, I'm telling you. She takes good care of me. I love her to death. Her bedside manner is great. I'm very comfortable with her. I wish there were more doctors like her.
- Reviewed on 5/1/2025
Professional, personable and a detailed clinician. Excellent command of my issues and succent in my options.
- Reviewed on 4/14/2025
Very professional, caring and supportive.
- Reviewed on 4/14/2025
The Doctor is always excellent. She is always prepared. I like the fact that she always calls me by my first name. It is a small thing, but it makes the whole thing feel more personal. Makes me feel like she cares.
- Reviewed on 4/9/2025
Good visit.
- Reviewed on 4/8/2025
Very professional and courteous
- Reviewed on 4/8/2025
Accurate and considerate
- Reviewed on 4/7/2025
Dr. Kournioti was very pleasant and asked all the necessary questions on how my health was. I felt very conformable talking to her.
- Reviewed on 4/2/2025
I thought the doctor was very friendly and listened to me and knew what my case was all about.